A neckwear includes a neckband and a neckband module and may further include one or more fastener members and one or more display segments for coins, medals or bars. The neckband is connected to said neckband module, and said one or more fastener members pivotably connects said neckband module and said one or more display segments. Also provided for a neckwear are a hermetically sealed neckband module or display segment, a display segment configured to be intra-changeable, display inserts for a neckband module or display segments, torso segments, and a neckband module with a member of a fastener to accommodate interchangeable display segments.

A neckwear includes a neckband and a neckband module and may further include one or more fastener members and one or more display segments for coins, medals or bars. The neckband is connected to said neckband module, and said one or more fastener members pivotably connects said neckband module and said one or more display segments. Also provided for a neckwear are a hermetically sealed neckband module or display segment, a display segment configured to be intra-changeable, display inserts for a neckband module or display segments, torso segments, and a neckband module with a member of a fastener to accommodate interchangeable display segments.

A neckwear includes a neckband and a neckband module and may further include one or more fastener members and one or more display segments for coins, medals or bars. The neckband is connected to said neckband module, and said one or more fastener members pivotably connects said neckband module and said one or more display segments. Also provided for a neckwear are a hermetically sealed neckband module or display segment, a display segment configured to be intra-changeable, display inserts for a neckband module or display segments, torso segments, and a neckband module with a member of a fastener to accommodate interchangeable display segments.

A tie knot system, including a necktie and a tie knot member with an interior and first and second upper apertures and a lower aperture, including an inner knot member positioned in the interior, such that a narrow tail of the necktie protrudes through the lower aperture and out of the first upper aperture and loops back via the second upper aperture and out of the lower aperture. The inner knot member can be made of a resilient material, have elongated openings, and can be folded and assembled from a tie knot sheet, including a bridge portion and left and right elongated portions.

A jewelry shortener for temporarily shortening a jewelry chain comprises a clasp with a cushion element that traps both sides of the chain at a desired length when the clasped is closed. The clasp may or may not have an ornamental element that is visible when worn.

A neckwear includes a neckband, a neckband module and one or more torso segments connected by fasteners. The neckwear may include a plurality of pivoting, intra-changeable, metallic torso segments. Also provided are improved take-apart fasteners and improved quick-release buckles, for use in neckwear, jewelry, wristwatches and watchbands or for otherwise securing objects.

A neckwear includes a neckband, a neckband module and one or more torso segments connected by fasteners. The neckwear may include a plurality of pivoting, intra-changeable, metallic torso segments. Also provided are improved take-apart fasteners and improved quick-release buckles, for use in neckwear, jewelry, wristwatches and watchbands or for otherwise securing objects.

A combination structure for a base member and an erect member, and a manufacturing method thereof, are disclosed. The combination structure includes a base member comprising a slot and a through hole in communications with the slot. An erect member is inserted into the slot, and a combining member detachably engages with the through hole. The combining member thereby fixedly positions the erect member in the slot when the combining member is joined to the through hole.

A combination structure for a base member and an erect member, and a manufacturing method thereof, are disclosed. The combination structure includes a base member comprising a slot and a through hole in communications with the slot. An erect member is inserted into the slot, and a combining member detachably engages with the through hole. The combining member thereby fixedly positions the erect member in the slot when the combining member is joined to the through hole.

A neckwear includes a neckband, a neckband module and one or more torso segments connected by fasteners. The neckwear may include a plurality of pivoting, intra-changeable, metallic torso segments. Also provided are improved take-apart fasteners and improved quick-release buckles, for use in neckwear, jewelry, wristwatches and watchbands or for otherwise securing objects.